Games with a Purpose
Playing some online games may help computers get smarter.
By Emily Sohn, 00:00 AM February 12, 2007
There's a new kind of game on the Internet. When you play it, you do more than simply rack up points or have fun. As you play, you help computers develop new skills.
Computer scientist Luis von Ahn created the games as a way to solve problems that are difficult for computers, even though the problems may seem simple to us. Computers, for example, have a hard time identifying a cat in a photo, while we can spot a cat at a glance.
Most people would have no trouble identifying the kitten and...
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